Home / 1,190,672,005.80-1,782,606,786.30-1,068,227,999.40

Finding the Fourth Proportional to 1,190,672,005.80, 1,782,606,786.30 and 1,068,227,999.40

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Solution

The fourth proportional to 1,190,672,005.80, 1,782,606,786.30 and 1,068,227,999.40 is: 1,599,290,544.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,672,005.80 : 1,782,606,786.30 = 1,068,227,999.40 : x
  2. Step 2: Convert to fraction form
    1,190,672,005.80/1,782,606,786.30 = 1,068,227,999.40/x
  3. Step 3: Cross multiply
    1,190,672,005.80x = 1,782,606,786.30 × 1,068,227,999.40
  4. Step 4: Simplify right side
    1,190,672,005.80x = 1,904,230,481,046,112,256
  5. Step 5: Solve for x
    x = 1,904,230,481,046,112,256/1,190,672,005.80
  6. Step 6: Final answer
    x = 1,599,290,544.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.